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acres antilog bonds brokerage bushel cents a pound cistern colog compound interest cubic foot cubic meter cylinder Day of maturity decimal diameter discount Divide draft Exercise Find by logarithms Find the area Find the cost Find the G. C. M. Find the interest Find the L. C. Find the number Find the product Find the ratio Find the sum Find the value fraction frustum gallons Hence hundred invested iron June 26 kilograms L. C. M. required logarithms the value long tons mantissa marked price miles minute hand minute-spaces nines are cast number corresponding Perimeter Proof radius rectangular Reduce reichsmarks selling Simplify specific gravity surface term thick volume water weighs Wentworth's wide yards Лив
Page 324 - Since in one hour the hour hand moves through 5 minute-spaces, and the minute hand through 60 minute-spaces, the minute hand moves 12 times as fast as the hour hand, and in moving through 12 minute-spaces gains 11 minute-spaces.
Page 315 - If it take 4 men 8 days to do a piece of work, how long will it take 16 men to do it ? 59.
Page 316 - How long will it take both pipes to fill the cistern ? 28. A cistern which holds 100 gallons can be filled from a pipe in 25 minutes, and emptied by a waste-pipe in 45 minutes. If both are opened together, how long will it take to fill the cistern, and how much water will be wasted ? 29.
Page 298 - Find the surface of a rectangular block of stone 4 ft. long, 2} ft. broad, l1 ft. thick. 16. A lake whose area is 45 A. is covered with ice 3 in. thick. Find the weight of the ice in tons, if a cubic foot weigh 920 oz. avoirdupois.
Page 455 - Six months after date, we jointly and severally promise to pay to John Adams, or order, Five Thousand Dollars, value received, with interest at five per cent.
Page 288 - ... windows 5 ft. 6 in. by 3 ft. 6 in., and a base board of 9 in. 17. Find at 15 cents a square yard the cost of painting the outside of the walls of a cottage-roofed house 36 ft. by 32 ft. by 13 ft., if the house has...
Page 645 - ... the frustum by that of the top; extract the square root of the product ; to the result add the areas of the base and top, and multiply one-third this sum by the height of the frustum. 101. Find the volume of a square frustum of which the base is 3 ft. square, top 2 ft. square, and height 4 ft. 102. Find the capacity in liquid quarts of a tin pan 10 in.
Page 690 - How much force is required to raise 180 lb. attached to one end of a rope if 1 % of the force is required to overcome friction ? 215. If the radius of the wheel is four times that of the axle, and the string round the wheel can support a weight of 50 lb.